///*
// * Copyright 2020-2022 the original author or authors.
// *
// * Licensed under the Apache License, Version 2.0 (the "License");
// * you may not use this file except in compliance with the License.
// * You may obtain a copy of the License at
// *
// *      https://www.apache.org/licenses/LICENSE-2.0
// *
// * Unless required by applicable law or agreed to in writing, software
// * distributed under the License is distributed on an "AS IS" BASIS,
// * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// * See the License for the specific language governing permissions and
// * limitations under the License.
// */
//package com.zhou.base.security.test111.client;
//
//import jakarta.servlet.http.HttpServletRequest;
//
//import org.springframework.beans.factory.annotation.Value;
//import org.springframework.security.oauth2.client.OAuth2AuthorizedClient;
//import org.springframework.security.oauth2.client.annotation.RegisteredOAuth2AuthorizedClient;
//import org.springframework.security.oauth2.core.OAuth2Error;
//import org.springframework.security.oauth2.core.endpoint.OAuth2ParameterNames;
//import org.springframework.stereotype.Controller;
//import org.springframework.ui.Model;
//import org.springframework.util.StringUtils;
//import org.springframework.web.bind.annotation.GetMapping;
//import org.springframework.web.reactive.function.client.WebClient;
//
//import static org.springframework.security.oauth2.client.web.reactive.function.client.ServletOAuth2AuthorizedClientExchangeFilterFunction.clientRegistrationId;
//import static org.springframework.security.oauth2.client.web.reactive.function.client.ServletOAuth2AuthorizedClientExchangeFilterFunction.oauth2AuthorizedClient;
//
///**
// * @author Joe Grandja
// * @since 0.0.1
// */
//@Controller
//public class AuthorizationController {
//	private final WebClient webClient;
//	private final String messagesBaseUri;
//
//	public AuthorizationController(WebClient webClient,
//			@Value("${messages.base-uri}") String messagesBaseUri) {
//		this.webClient = webClient;
//		this.messagesBaseUri = messagesBaseUri;
//	}
//
//	@GetMapping(value = "/authorize", params = "grant_type=authorization_code")
//	public String authorizationCodeGrant(Model model,
//			@RegisteredOAuth2AuthorizedClient("messaging-client-authorization-code")
//					OAuth2AuthorizedClient authorizedClient) {
//
//		String[] messages = this.webClient
//				.get()
//				.uri(this.messagesBaseUri)
//				.attributes(oauth2AuthorizedClient(authorizedClient))
//				.retrieve()
//				.bodyToMono(String[].class)
//				.block();
//		model.addAttribute("messages", messages);
//
//		return "index";
//	}
//
//	// '/authorized' is the registered 'redirect_uri' for authorization_code
//	@GetMapping(value = "/authorized", params = OAuth2ParameterNames.ERROR)
//	public String authorizationFailed(Model model, HttpServletRequest request) {
//		String errorCode = request.getParameter(OAuth2ParameterNames.ERROR);
//		if (StringUtils.hasText(errorCode)) {
//			model.addAttribute("error",
//					new OAuth2Error(
//							errorCode,
//							request.getParameter(OAuth2ParameterNames.ERROR_DESCRIPTION),
//							request.getParameter(OAuth2ParameterNames.ERROR_URI))
//			);
//		}
//
//		return "index";
//	}
//
//	@GetMapping(value = "/authorize", params = "grant_type=client_credentials")
//	public String clientCredentialsGrant(Model model) {
//
//		String[] messages = this.webClient
//				.get()
//				.uri(this.messagesBaseUri)
//				.attributes(clientRegistrationId("messaging-client-client-credentials"))
//				.retrieve()
//				.bodyToMono(String[].class)
//				.block();
//		model.addAttribute("messages", messages);
//
//		return "index";
//	}
//}
